Astra Automation > Products > Sensors and transducers > Pressure sensors > Pressure switches for liquids and gases Ex-VCM and Ex-VNM HONEYWELL
Pressure switches for liquids and gases Ex-VCM and Ex-VNM HONEYWELL

Pressure switches of the Ex-VCM and Ex-VNM HONEYWELL series are designed for pressure monitoring of non-aggressive liquids and gases. These are explosion-proof models. The series consists of several ...

Pressure switches of the Ex-VCM and Ex-VNM HONEYWELL series are designed for pressure monitoring of non-aggressive liquids and gases. These are explosion-proof models. The series consists of several models with different hysteresis, maximum pressure and pressure range.


Product selection table
Model Pressure range Description
EX-VCM095 from -0,9 to +0,5 bar Explosion-proof pressure switch, hysteresis 50 mbar, maximum pressure 3 bar
EX-VCM101 from -1 to +0,1 bar Explosion-proof pressure switch, hysteresis 50 mbar, maximum pressure 3 bar
EX-VCM101-S from -1 to +0,1 bar Explosion-proof pressure switch, SIL 2
EX-VCM301 from -250 to +100 mbar Explosion-proof pressure switch, hysteresis 25 mbar, maximum pressure 1,5 bar
EX-VCM301-S from -250 to +100 mbar Explosion-proof pressure switch, SIL 2
EX-VCM4156 from -15 to +6 mbar Explosion-proof pressure switch, hysteresis 2 mbar, maximum pressure 1 bar
EX-VCM4156-S from -15 to +6 mbar Explosion-proof SIL 2 pressure switch
EX-VNM111 from -1 to +0,1 bar Explosion-proof pressure switch, hysteresis 50 mbar, maximum pressure 6 bar
EX-VNM111-S from -1 to +0,1 bar Explosion-proof pressure switch, SIL 2
EX-VNM301 from -250 to +100 mbar Explosion-proof pressure switch, hysteresis 45 mbar, maximum pressure 3 bar
EX-VNS111 from -1 to +0,1 bar Explosion-proof pressure switch, hysteresis 50 mbar, maximum pressure 6 bar
EX-VNS111-S from -1 to +0,1 bar Explosion-proof pressure switch, SIL 2
EX-VNS301 from -250 to +100 mbar Explosion-proof pressure switch, hysteresis 45 mbar, maximum pressure 3 bar
EX-VNS301-S from -250 to +100 mbar Explosion-proof pressure switch, SIL 2
Pressure switches for liquids and gases Ex-VCM and Ex-VNM HONEYWELL

Ex-VCM and Ex-VNM HONEYWELL pressure controls can be used with liquids and gases whose temperature ranges from -15… 60 ° C. All models included in this series are equipped with a solid housing with protection class IP65. The presented pressure switches are reliable devices that work without failure for many years. Protection class: Ex II 2G Ex de IIC T6 Gb and Ex II 1 / 2D Ex ta / tb IIIC T80oC Da / Db.

Parameter Value
Type of pressure differential, relative
Connection internal thread G¼, external thread G½
Electrical connection M16x1,5
Protection class IP65
Case material durable aluminum housing resistant to sea water GD Al Si 12
Temperature of the medium -15 ... 60 ° C
Medium temperature limitation higher temperatures are also possible, provided that adequate safeguards are provided
Ambient temperature -15 ... 60 ° C
Limitation of the ambient temperature at temperatures below 0 ° C, make sure that no water condensation occurs in the sensor and the device
Certifications • SIL2 according to IEC 61508-2
• IBExU12ATEX1040 according to ATEX 94/9/EC
• IECEx IBE 14.0077